The effect of long‐term treatment with spironolactone on variceal pressure in patients with portal hypertension without ascites

F Nevens, P Lijnen, H VanBilloen, J Fevery – 1 May 1996 – The effect of spironolactone on esophageal variceal pressure (VP) in patients without ascites was investigated. VP was assessed using a noninvasive endoscopic gauge. Spironolactone was administered during a 6‐week period at a dosage of 100 mg/d. This treatment decreased VP from 16.8 ± 1.9 (SD) to 14.1 ± 2.7 mm Hg (P < .001) in a group of 12 patients and from 18.6 ± 2.1 to 13.7 ± 4.1 mm Hg (P < .01) in another group of 8 patients who still had high VP despite chronic intake of propranolol.

Relationship between serum and hepatic 7S fragments of type IV collagen in chronic liver disease

T Suou, S Yamada, K Hosho, N Yoshikawa, H Kawasaki – 1 May 1996 – We evaluated the mechanism of increased serum concentrations of the 7S fragment of the N‐terminal domain of type IV collagen (7S collagen) in chronic liver disease. We measured the concentrations of hepatic‐free and deposited 7S collagens after extraction with Tris‐HCl buffer and bacterial collagenase, then compared them with the serum levels in 8 normal controls and 48 patients with chronic liver disease.

Binding of apolipoprotein A‐I and acetaldehyde‐modified apolipoprotein A‐I to liver extracellular matrix

V Paradis, P Mathurin, V Ratziu, T Poynard, P Bedossa – 1 May 1996 – Apolipoprotein A‐I (Apo A‐I), a protein produced mainly by hepatocytes, is decreased in the sera of alcoholic patients with liver fibrosis and cirrhosis. To explain this decrease, we investigated possible interactions between liver extracellular matrix (ECM) and Apo A‐I. Using a solid‐phase binding assay, we evaluated the binding of Apo A‐I to the different liver matrix components.

Mitogen‐activated protein kinase activation in hepatocyte growth factor–stimulated rat hepatocytes: Involvement of protein tyrosine kinase and protein kinase C

T Adachi, S Nakashima, S Saji, T Nakamura, Y Nozawa – 1 May 1996 – Hepatocyte growth factor (HGF) stimulated mitogen‐activated protein (MAP) kinases and MAP kinase kinase in primary cultured rat hepatocytes. Inhibitors for protein kinase C (PKC), Ro31‐8425, H‐7, and calphostin C, reduced HGF‐induced MAP kinase activity. A PKC activator, phorbol myristate acetate (PMA), induced MAP kinase activation in a concentration‐dependent manner. Protein tyrosine kinase (PTK) inhibitors, genistein, and ST638 also inhibited HGF‐induced MAP kinase activation.

Localization of α2‐macroglobulin protein and messenger RNA in rat liver fibrosis: Evidence for the synthesis of α2‐macroglobulin within Schistosoma mansoni egg granulomas

A M Tiggelman, W Boers, A F Moorman, P A J de Boer, C M Van der Loos, J P Rotmans, R A Chamuleau – 1 May 1996 – α2‐Macroglobulin (α2M) in the rat is a strong‐reacting acute‐phase protein with potent protease‐inhibiting and cytokine‐binding properties. Production of α2M is ascribed mainly to liver parenchymal cells. In the present study, we investigated, by means of immunohistochemistry and in situ hybridization, whether fibrosis in the rat liver induced by Schistosoma mansoni eggs leads to local production of α2M.

Hepatitis C virus genotypes, hepatitis, and hepatitis C virus recurrence after liver transplantation

Luca S. Belli, Enrico Silini, Alberto Alberti, Giorgio Bellati, Claudio Vai, Ernesto Minola, Gianfranco Rondinara, Luciano De Carlis, Margherita Asti, Domenico Forti, Gaetano Ideo – 1 May 1996 – Several genotypes of hepatitis C virus (HCV) have been recently identified by phylogenetic analysis, but their clinical relevance in the liver transplant setting is unknown. We evaluated the incidence and course of recurrent hepatitis C after transplantation in 50 patients who underwent transplantation for HCV‐related liver disease.

Regeneration of a transplanted liver after right hepatic lobectomy

Ravi S. Chari, Mark E. Baker, Sean R. Sue, William C. Meyers – 1 May 1996 – Liver regeneration has been described after heterotopic liver transplantation, small‐for‐size orthotopic liver transplantation and reduced‐size liver transplantation. In this report, we document the regenerative response of a whole liver transplant to major resection for the first time. A right hepatic lobectomy for liver ischemia was performed in a 30‐year‐old female after transplantation for autoimmune disease of the liver.

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